linux-kernel - [PATCH v2 03/15] clk: samsung: Pull struct exynos

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Date: Wed, 21 Feb 2024 21:02:23 -0600
From: Sam Protsenko <semen.protsenko@...aro.org>
To: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
	Sylwester Nawrocki <s.nawrocki@...sung.com>,
	Chanwoo Choi <cw00.choi@...sung.com>
Cc: Alim Akhtar <alim.akhtar@...sung.com>,
	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Tomasz Figa <tomasz.figa@...il.com>,
	linux-samsung-soc@...r.kernel.org,
	linux-clk@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH v2 03/15] clk: samsung: Pull struct exynos_cpuclk into clk-cpu.c

Reduce the scope of struct exynos_cpuclk, as it's only used in clk-cpu.c
internally. All drivers using clk-pll.h already include clk.h as well,
so this change doesn't break anything.

No functional change.

Signed-off-by: Sam Protsenko <semen.protsenko@...aro.org>
---
Changes in v2:
  - none

 drivers/clk/samsung/clk-cpu.c | 29 +++++++++++++++++++++++++
 drivers/clk/samsung/clk-cpu.h | 41 +++++------------------------------
 2 files changed, 35 insertions(+), 35 deletions(-)

diff --git a/drivers/clk/samsung/clk-cpu.c b/drivers/clk/samsung/clk-cpu.c
index e02730776aaa..6412fd2580e0 100644
--- a/drivers/clk/samsung/clk-cpu.c
+++ b/drivers/clk/samsung/clk-cpu.c
@@ -34,6 +34,8 @@
 #include <linux/slab.h>
 #include <linux/clk.h>
 #include <linux/clk-provider.h>
+
+#include "clk.h"
 #include "clk-cpu.h"
 
 #define E4210_SRC_CPU		0x0
@@ -64,6 +66,33 @@
 #define DIV_MASK_ALL		GENMASK(31, 0)
 #define MUX_MASK		GENMASK(2, 0)
 
+/**
+ * struct exynos_cpuclk - information about clock supplied to a CPU core
+ * @hw:		handle between CCF and CPU clock
+ * @alt_parent:	alternate parent clock to use when switching the speed
+ *		of the primary parent clock
+ * @ctrl_base:	base address of the clock controller
+ * @lock:	cpu clock domain register access lock
+ * @cfg:	cpu clock rate configuration data
+ * @num_cfgs:	number of array elements in @cfg array
+ * @clk_nb:	clock notifier registered for changes in clock speed of the
+ *		primary parent clock
+ * @flags:	configuration flags for the CPU clock
+ *
+ * This structure holds information required for programming the CPU clock for
+ * various clock speeds.
+ */
+struct exynos_cpuclk {
+	struct clk_hw				hw;
+	const struct clk_hw			*alt_parent;
+	void __iomem				*ctrl_base;
+	spinlock_t				*lock;
+	const struct exynos_cpuclk_cfg_data	*cfg;
+	const unsigned long			num_cfgs;
+	struct notifier_block			clk_nb;
+	unsigned long				flags;
+};
+
 /*
  * Helper function to wait until divider(s) have stabilized after the divider
  * value has changed.
diff --git a/drivers/clk/samsung/clk-cpu.h b/drivers/clk/samsung/clk-cpu.h
index 0164bd9ad021..ee57f3638fed 100644
--- a/drivers/clk/samsung/clk-cpu.h
+++ b/drivers/clk/samsung/clk-cpu.h
@@ -8,7 +8,12 @@
 #ifndef __SAMSUNG_CLK_CPU_H
 #define __SAMSUNG_CLK_CPU_H
 
-#include "clk.h"
+/* The CPU clock registers have DIV1 configuration register */
+#define CLK_CPU_HAS_DIV1		BIT(0)
+/* When ALT parent is active, debug clocks need safe divider values */
+#define CLK_CPU_NEEDS_DEBUG_ALT_DIV	BIT(1)
+/* The CPU clock registers have Exynos5433-compatible layout */
+#define CLK_CPU_HAS_E5433_REGS_LAYOUT	BIT(2)
 
 /**
  * struct exynos_cpuclk_cfg_data - config data to setup cpu clocks
@@ -28,38 +33,4 @@ struct exynos_cpuclk_cfg_data {
 	unsigned long	div1;
 };
 
-/**
- * struct exynos_cpuclk - information about clock supplied to a CPU core
- * @hw:		handle between CCF and CPU clock
- * @alt_parent:	alternate parent clock to use when switching the speed
- *		of the primary parent clock
- * @ctrl_base:	base address of the clock controller
- * @lock:	cpu clock domain register access lock
- * @cfg:	cpu clock rate configuration data
- * @num_cfgs:	number of array elements in @cfg array
- * @clk_nb:	clock notifier registered for changes in clock speed of the
- *		primary parent clock
- * @flags:	configuration flags for the CPU clock
- *
- * This structure holds information required for programming the CPU clock for
- * various clock speeds.
- */
-struct exynos_cpuclk {
-	struct clk_hw				hw;
-	const struct clk_hw			*alt_parent;
-	void __iomem				*ctrl_base;
-	spinlock_t				*lock;
-	const struct exynos_cpuclk_cfg_data	*cfg;
-	const unsigned long			num_cfgs;
-	struct notifier_block			clk_nb;
-	unsigned long				flags;
-
-/* The CPU clock registers have DIV1 configuration register */
-#define CLK_CPU_HAS_DIV1		(1 << 0)
-/* When ALT parent is active, debug clocks need safe divider values */
-#define CLK_CPU_NEEDS_DEBUG_ALT_DIV	(1 << 1)
-/* The CPU clock registers have Exynos5433-compatible layout */
-#define CLK_CPU_HAS_E5433_REGS_LAYOUT	(1 << 2)
-};
-
 #endif /* __SAMSUNG_CLK_CPU_H */
-- 
2.39.2